/*
    Title:      Poly/ML Console Window.

	Copyright (c) 2000 David C. J. Matthews

	This library is free software; you can redistribute it and/or
	modify it under the terms of the GNU Lesser General Public
	License as published by the Free Software Foundation; either
	version 2.1 of the License, or (at your option) any later version.
	
	This library is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	Lesser General Public License for more details.
	
	You should have received a copy of the GNU Lesser General Public
	License along with this library; if not, write to the Free Software
	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

*/

#ifndef _CONSOLE_H
#define _CONSOLE_H

/* Test whether input is available. */
extern int isConsoleInput(void);
/* Read characters from the input.  Only returns zero on EOF. */
extern int getConsoleInput(char *buff, int nChars);
/* Get a database if one wasn't supplied. */
extern int getDBFileName(char *lpszName, int nNameLen);

extern HWND hMainWindow; /* Handle to main window - NULL if none. */
extern int useConsole; /* non-zero if we should use the console for input. */
extern HINSTANCE hApplicationInstance; /* Application instance */

/* DDE requests. */
extern HCONV StartDDEConversation(char *serviceName, char *topicName);
extern void CloseDDEConversation(HCONV hConv);
extern int ExecuteDDE(char *command, HCONV hConv);

#endif
